English verb conjugation
COULD TWINGE

Regular verb: twinge - twinged - twinged

Affirmation

Simple form	V-ing form
I could twinge you could twinge he could twinge we could twinge you could twinge they could twinge	I could be twinging you could be twinging he could be twinging we could be twinging you could be twinging they could be twinging
Perfect	V-ing perfect
I could have twinged you could have twinged he could have twinged we could have twinged you could have twinged they could have twinged	I could have been twinging you could have been twinging he could have been twinging we could have been twinging you could have been twinging they could have been twinging

Negation

Simple form	V-ing form
I couldn't twinge you couldn't twinge he couldn't twinge we couldn't twinge you couldn't twinge they couldn't twinge	I couldn't be twinging you couldn't be twinging he couldn't be twinging we couldn't be twinging you couldn't be twinging they couldn't be twinging
Perfect	V-ing perfect
I couldn't have twinged you couldn't have twinged he couldn't have twinged we couldn't have twinged you couldn't have twinged they couldn't have twinged	I couldn't have been twinging you couldn't have been twinging he couldn't have been twinging we couldn't have been twinging you couldn't have been twinging they couldn't have been twinging

Interrogative form

Simple form	V-ing form
could I twinge? could you twinge? could he twinge? could we twinge? could you twinge? could they twinge?	could I be twinging? could you be twinging? could he be twinging? could we be twinging? could you be twinging? could they be twinging?
Perfect	V-ing perfect
could I have twinged? could you have twinged? could he have twinged? could we have twinged? could you have twinged? could they have twinged?	could I have been twinging? could you have been twinging? could he have been twinging? could we have been twinging? could you have been twinging? could they have been twinging?

Interro-negative form

Simple form	V-ing form
couldn't I twinge? couldn't you twinge? couldn't he twinge? couldn't we twinge? couldn't you twinge? couldn't they twinge?	couldn't I be twinging? couldn't you be twinging? couldn't he be twinging? couldn't we be twinging? couldn't you be twinging? couldn't they be twinging?
Perfect	V-ing perfect
couldn't I have twinged? couldn't you have twinged? couldn't he have twinged? couldn't we have twinged? couldn't you have twinged? couldn't they have twinged?	couldn't I have been twinging? couldn't you have been twinging? couldn't he have been twinging? couldn't we have been twinging? couldn't you have been twinging? couldn't they have been twinging?